Android Engineer — Kotlin, CI/CD, Scalable Mobile Apps

Cognizant; Burgess Hill; Presencial; GBP 60.000 - 90.000; Jornada completa

Descripción de la vacante

Cognizant is seeking an Android Engineer to design, develop, and enhance mobile applications used by millions of customers worldwide. The role focuses on building robust features with Kotlin, integrating backend APIs, and delivering clean, testable code in an agile environment.

You will collaborate with designers, product owners, QA, and other developers, contributing to modern Android practices and continuous improvement while supporting both new and legacy codebases.

Formación

• Experience building and maintaining Android applications.
• Strong proficiency in Android development using Kotlin.
• Experience with Gradle, GitHub Actions, CircleCI.
• Understanding of CI/CD practices.
• Experience with asynchronous programming and reactive development patterns.
• Strong debugging, troubleshooting, and problem-solving skills.
• Experience with performance analysis and application optimization.
• Ability to work with and modernize legacy codebases.
• Experience writing unit, integration, and automated tests.
• Familiarity with open-source frameworks and development practices.
• Experience working within globally distributed teams.
• Strong self-management, communication, and time management skills.
• Experience integrating mobile applications with backend services and RESTful APIs.
• Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.

Responsabilidades

• Design, build, and maintain high-quality Android applications.
• Collaborate with cross-functional teams to deliver new features and enhancements.
• Write clean, maintainable, and efficient code while continuously improving existing solutions.
• Identify, troubleshoot, and resolve application issues and defects.
• Contribute to CI/CD pipelines and engineering best practices.
• Optimize application performance, reliability, and scalability.
• Work with both modern and legacy codebases.
• Develop and maintain unit and integration tests to ensure software quality.
• Integrate mobile applications with backend APIs and services.
• Design scalable solutions for complex and open-ended business requirements.

Conocimientos

Kotlin

Android development

CI/CD practices

Debugging & troubleshooting

Unit testing

RESTful APIs

Reactive programming

Performance optimization

Open-source frameworks

Team collaboration

Educación

Bachelor's degree in Computer Science or related field

Herramientas

Gradle

GitHub Actions

CircleCI

OkHttp

RAML

Dagger

Jetpack Compose

RxJava

Espresso

JUnit

Descripción del empleo

Cognizant is seeking an Android Engineer to design, develop, and enhance mobile applications used by millions of customers worldwide. The role focuses on building robust features with Kotlin, integrating backend APIs, and delivering clean, testable code in an agile environment.

You will collaborate with designers, product owners, QA, and other developers, contributing to modern Android practices and continuous improvement while supporting both new and legacy codebases.